#174A7E#174A7E

#174A7E is a dark, moderate cyan. Relative luminance 0.066; OKLCH L 40.4% C 0.102 H 252.3°. Best body text is #FFFFFF at 9.06:1 contrast (WCAG AA passes).

Color values

HEX	#174A7E
RGB	rgb(23, 74, 126)
HSL	hsl(210, 69%, 29%)
HSV	hsv(210, 82%, 49%)
CMYK	cmyk(81.7%, 41.3%, 0%, 50.6%)
CIE-LAB	lab(30.84, 3.25, -34.16)
CIE-LCH	lch(30.84, 34.32, 275.44°)
OKLab	oklab(40.42% -0.0312 -0.0976)
OKLCH	oklch(40.42% 0.102 252.3)
XYZ	xyz(6.5666, 6.5853, 20.6596)
Luminance	0.0659 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#174A7E #7E4B17

analogous

#177E7E #174A7E #17177E

triadic

#174A7E #7E174A #4A7E17

tetradic

#174A7E #7E177E #7E4B17 #177E17

square

#174A7E #7E177E #7E4B17 #177E17

split-complementary

#174A7E #7E1717 #7E7E17

monochromatic

#050F1A #0E2C4A #174A7E #2068B2 #3587DA

Accessibility & contrast

On white

9.06

#174A7E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.32

#174A7E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #174A7E

9.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##174A7E	#FFFFFF	#000000	##FFFFFF
##174A7E	1.00	9.06	2.32	9.06
#FFFFFF	9.06	1.00	21.00	1.00
#000000	2.32	21.00	1.00	21.00
##FFFFFF	9.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#314E80

Deuteranopia (green-blind)

#20447D

Tritanopia (blue-blind)

#00565E

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #174a7e;
/* rgb */ color: rgb(23, 74, 126);
/* oklch */ color: oklch(40.4% 0.102 252.3);

Tailwind

colors: {
  custom: {
    50: '#667ca4',
    500: '#174a7e',
    950: '#000000',
  },
}

SCSS

$custom: #174a7e;
$custom-light: #667ca4;
$custom-dark: #000000;

JSON

{
  "hex": "#174a7e",
  "rgb": {
    "r": 23,
    "g": 74,
    "b": 126
  },
  "hsl": {
    "h": 210.291,
    "s": 69.128,
    "l": 29.216
  },
  "oklch": {
    "l": 0.40424,
    "c": 0.10246,
    "h": 252.3
  },
  "luminance": 0.06586
}

Semantic roles & 50–950 ramp

primary

#174A7E

secondary

#B3793E

accent

#953CEC

background

#F6F7FA

surface

#EBEEF4

border

#C6C9CE

text

#07090F

muted

#7A7B7F

Preview Lab

Preview with #174A7E

Body copy rendered with the generated semantic roles for this colour.

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